Military Scientists Create a Pizza That's Good for 3 Years

Forget frozen pizza; science has finally created a slice that can last three years on the shelf before going bad.

No, it's not DiGiorno. It's a ready-to-eat meal — known as a MRE — created for the military. In combat zones where field kitchens are not an option, soldiers rely on these meals, which don't need to be refrigerated or frozen.